Re: [PATCH -next] evm: Use IS_ENABLED to initialize .enabled

From: Ahmad Fatoum
Date: Tue Jun 07 2022 - 02:07:02 EST


On 06.06.22 12:10, Xiu Jianfeng wrote:
> Use IS_ENABLED(CONFIG_XXX) instead of #ifdef/#endif statements to
> initialize .enabled, minor simplicity improvement.
>
> Signed-off-by: Xiu Jianfeng <xiujianfeng@xxxxxxxxxx>

Reviewed-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>

> ---
> security/integrity/evm/evm_main.c | 52 ++++++++++++++-----------------
> 1 file changed, 23 insertions(+), 29 deletions(-)
>
> diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c
> index cc88f02c7562..397fea5b3fa6 100644
> --- a/security/integrity/evm/evm_main.c
> +++ b/security/integrity/evm/evm_main.c
> @@ -36,42 +36,36 @@ static const char * const integrity_status_msg[] = {
> int evm_hmac_attrs;
>
> static struct xattr_list evm_config_default_xattrnames[] = {
> - {.name = XATTR_NAME_SELINUX,
> -#ifdef CONFIG_SECURITY_SELINUX
> - .enabled = true
> -#endif
> + {
> + .name = XATTR_NAME_SELINUX,
> + .enabled = IS_ENABLED(CONFIG_SECURITY_SELINUX)
> },
> - {.name = XATTR_NAME_SMACK,
> -#ifdef CONFIG_SECURITY_SMACK
> - .enabled = true
> -#endif
> + {
> + .name = XATTR_NAME_SMACK,
> + .enabled = IS_ENABLED(CONFIG_SECURITY_SMACK)
> },
> - {.name = XATTR_NAME_SMACKEXEC,
> -#ifdef CONFIG_EVM_EXTRA_SMACK_XATTRS
> - .enabled = true
> -#endif
> + {
> + .name = XATTR_NAME_SMACKEXEC,
> + .enabled = IS_ENABLED(CONFIG_EVM_EXTRA_SMACK_XATTRS)
> },
> - {.name = XATTR_NAME_SMACKTRANSMUTE,
> -#ifdef CONFIG_EVM_EXTRA_SMACK_XATTRS
> - .enabled = true
> -#endif
> + {
> + .name = XATTR_NAME_SMACKTRANSMUTE,
> + .enabled = IS_ENABLED(CONFIG_EVM_EXTRA_SMACK_XATTRS)
> },
> - {.name = XATTR_NAME_SMACKMMAP,
> -#ifdef CONFIG_EVM_EXTRA_SMACK_XATTRS
> - .enabled = true
> -#endif
> + {
> + .name = XATTR_NAME_SMACKMMAP,
> + .enabled = IS_ENABLED(CONFIG_EVM_EXTRA_SMACK_XATTRS)
> },
> - {.name = XATTR_NAME_APPARMOR,
> -#ifdef CONFIG_SECURITY_APPARMOR
> - .enabled = true
> -#endif
> + {
> + .name = XATTR_NAME_APPARMOR,
> + .enabled = IS_ENABLED(CONFIG_SECURITY_APPARMOR)
> },
> - {.name = XATTR_NAME_IMA,
> -#ifdef CONFIG_IMA_APPRAISE
> - .enabled = true
> -#endif
> + {
> + .name = XATTR_NAME_IMA,
> + .enabled = IS_ENABLED(CONFIG_IMA_APPRAISE)
> },
> - {.name = XATTR_NAME_CAPS,
> + {
> + .name = XATTR_NAME_CAPS,
> .enabled = true
> },
> };


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